public function cargarCarrito()
{
self::$carrito = new Carrito();
self::$carrito->agregarItem(new Item('hotel A', '2006-12-21'));
self::$carrito->agregarItem(new Item('hotel A', '2006-12-22'));
self::$carrito->agregarItem(new Item('hotel A', '2006-12-23'));
self::$carrito->agregarItem(new Item('hotel A', '2006-12-24'));
}